A paper links dark stars to Webb telescope puzzles involving bright sources, dust-free galaxies, and early black holes.
The James Webb Space Telescope is now delivering what astronomers have chased for decades: a glimpse of the universe’s first generation of stars. By dissecting the light from a tiny, distant galaxy, ...
This month, we’ll talk about the relationship between a star’s spectral class and its color. But first, I have a question for you: Which constellation has the most stars of spectral class K9? The ...
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